Re: RFA: Revised: Remove D10V-specific code from arch-independent modules

[Andrew Cagney <ac131313@cygnus.com>]

FYI,


I'm fine with this bit (which doesn't help cos the other bits need to go 
in first :-/)

	Andrew

> 2001-06-28  Jim Blandy  <jimb@redhat.com>
> 
> Clean up the D10V port so that GDB and the target program no
> 	longer disagree on how big pointers are.
> 	* findvar.c (value_from_register): Remove special case code for D10V.
> 	* printcmd.c (print_frame_args): Same.
> 	* valops.c (value_at, value_fetch_lazy): Same.
> 	* values.c (unpack_long): Same.
> 	* gdbarch.sh: Changes to effect the following:
> 	* gdbarch.h (GDB_TARGET_IS_D10V, D10V_MAKE_DADDR,
> 	gdbarch_d10v_make_daddr_ftype, gdbarch_d10v_make_daddr,
> 	set_gdbarch_d10v_make_daddr, D10V_MAKE_IADDR,
> 	gdbarch_d10v_make_iaddr_ftype, gdbarch_d10v_make_iaddr,
> 	set_gdbarch_d10v_make_iaddr, D10V_DADDR_P,
> 	gdbarch_d10v_daddr_p_ftype, gdbarch_d10v_daddr_p,
> 	set_gdbarch_d10v_daddr_p, D10V_IADDR_P,
> 	gdbarch_d10v_iaddr_p_ftype, gdbarch_d10v_iaddr_p,
> 	set_gdbarch_d10v_iaddr_p, D10V_CONVERT_DADDR_TO_RAW,
> 	gdbarch_d10v_convert_daddr_to_raw_ftype,
> 	gdbarch_d10v_convert_daddr_to_raw,
> 	set_gdbarch_d10v_convert_daddr_to_raw, D10V_CONVERT_IADDR_TO_RAW,
> 	gdbarch_d10v_convert_iaddr_to_raw_ftype,
> 	gdbarch_d10v_convert_iaddr_to_raw,
> 	set_gdbarch_d10v_convert_iaddr_to_raw): Delete declarations.
> 	* gdbarch.c: Delete the corresponding definitions.
> 	(struct gdbarch): Delete members d10v_make_daddr,
> 	d10v_make_iaddr, d10v_daddr_p, d10v_iaddr_p,
> 	d10v_convert_daddr_to_raw, and d10v_convert_iaddr_to_raw.
> 	(startup_gdbarch): Remove initializers for the above.
> 	(verify_gdbarch, gdbarch_dump): Don't verify or dump them any
> 	more.
> 	* d10v-tdep.c (d10v_register_virtual_type): Rather that
> 	claiming the stack pointer and PC are 32 bits long (which they
> 	aren't), say that the stack pointer is an int16_t, and the
> 	program counter is a function pointer.  This allows the rest
> 	of GDB to make the appropriate conversions between the code
> 	pointer format and real addresses.
> 	(d10v_register_convertible, d10v_register_convert_to_virtual,
> 	d10v_register_convert_to_raw): Delete function; no registers
> 	are convertible now, so we use
> 	generic_register_convertible_not instead.
> 	(d10v_address_to_pointer, d10v_pointer_to_address): New gdbarch
> 	methods.
> 	(d10v_push_arguments, d10v_extract_return_value): Remove special
> 	cases for code and data pointers.
> 	(d10v_gdbarch_init): Set gdbarch_ptr_bit to 16, so that GDB and
> 	the target agree on how large pointers are.  Say that addresses
> 	are 32 bits long.  Register the address_to_pointer and
> 	pointer_to_address conversion functions.  Since no registers are
> 	convertible now, register generic_register_convertible_not as the
> 	gdbarch_register_convertible method instead of
> 	d10v_register_convertible.  Remove registrations for
>         d10v_register_convert_to_virtual,
> 	d10v_register_convert_to_raw, gdbarch_d10v_make_daddr,
> 	gdbarch_d10v_make_iaddr, gdbarch_d10v_daddr_p,
> 	gdbarch_d10v_iaddr_p, gdbarch_d10v_convert_daddr_to_raw, and
> 	gdbarch_d10v_convert_iaddr_to_raw.
>